package com.itheima.dao;

import pojo.Member;

public interface MemberDao {
    Member findMemberByPhoneNumber(String phoneNumber);
    
    void add(Member member);
    
    Integer findMemberCountByRegTime(String month);
    
    Integer getMemberCountByDate(String date);
    
    Integer getMemberCountByLaterDate(String date);
    
    Integer getMemberTotalCount();
}
